| Value | Category | Cases | |
|---|---|---|---|
| 1 | 14 | 
                                    
                                    17.1%
                                 | |
| 2 | 46 | 
                                    
                                    56.1%
                                 | |
| 3 | 22 | 
                                    
                                    26.8%
                                 | |
| Sysmiss | 56 |